Lea Nilsson vs Madison SiegPrediction, Head-to-Head Results, and Stats
🇸🇪Lea Nilsson
#371 · 17 yrs · Left-Handed
1 meeting · sets 2–1
🇺🇸Madison Sieg
#348 · 22 yrs · Right-Handed
Lea Nilsson and Madison Sieg have met 1 time since 2026; Lea Nilsson leads 1–0. 1 of their meetings has been a final, with Nilsson leading those 1–0. Across all meetings Nilsson has taken 2 sets to Sieg's 1. Their most recent meeting: Lea Nilsson won at W35 Ystad (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Nilsson | Sieg | ||
|---|---|---|---|---|
| Indicator | Lea Nilsson | Madison Sieg | ||
| Wins in straight sets | 83% | 19/23 | 71% | 22/31 |
| Wins a set when losing | 50% | 7/14 | 32% | 8/25 |
| Goes to a deciding set | 30% | 11/37 | 30% | 17/56 |
| Covers −1.5 sets as favorite | 58% | 14/24 | 61% | 14/23 |
| Covers +1.5 sets as underdog | 75% | 9/12 | 55% | 17/31 |
| Tiebreak sets won | 70% | 7/10 | 42% | 5/12 |
| Wins after taking set 1 | 81% | 22/27 | 96% | 25/26 |
| Wins 2-0 after taking set 1 | 70% | 19/27 | 85% | 22/26 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 0 of 1 completed meetings ended in straight sets (Nilsson 0, Sieg 0).
Style Matchup
Playing styles and historical archetype record
Nilsson
⚔️ The Gladiator
Sieg
🪃 Counterpuncher
Matchup analysis
⚔️ The Gladiator vs 🪃 Counterpuncher is historically tight (49% vs 51%, 7,723 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Jun 21, 2026
W35 Ystad
C Clay · Final
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Nilsson | Sieg | ||
|---|---|---|---|---|
| Outcome | Lea Nilsson | Madison Sieg | ||
| 1 or more | 67% | 8/12 | 60% | 9/15 |
| 3 or more | 8% | 1/12 | 20% | 3/15 |
| 5 or more | 0% | 0/12 | 13% | 2/15 |
| 10 or more | 0% | 0/12 | 0% | 0/15 |
| 15 or more | 0% | 0/12 | 0% | 0/15 |
| 20 or more | 0% | 0/12 | 0% | 0/15 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Nilsson | Sieg |
|---|---|---|
| W-L | 9–4 | 10–8 |
| Avg odds | 1.68 | 2.41 |
| ROI % | +2.5% | -7.6% |
| Units P/L | +0.32u | -1.37u |
Travel
Last 30 days
| Metric | Nilsson | Sieg |
|---|---|---|
| Countries | 2 | 2 |
| Events | 2 | 2 |
| Matches | 2 | 3 |
| Distance | — | — |
| Route | POR → DEN | POL → ESP |
Host country from the tournament each match was played in, over the last 30 days. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Common opponents
Results vs. opponents both players faced · Last 12 months
Nilsson has a higher win rate against shared opponents (75% vs Sieg's 50%).
| Opponent | Nilsson | Sieg |
|---|---|---|
| Alicia Herrero Linana | L 16 26 | L 67 62 57 |
| Francesca Parcelli | W 63 62 | W 46 64 61 |
| Aurora Zantedeschi | W 64 63 | L 26 67 |
| Yaroslava Bartashevich | W 76 63 | W 63 76 |
Recent Form
Last five matches per player
Selena Janicijevic
W50 Kursumlijska Banja · 1st Round
Aug 26
Darya Astakhova
W75 Kursumlijska Banja · 1st Round
Aug 19
Dayeon Back
W50 Horb · Final
Jul 26
Charo Esquiva Banuls
W50 Horb · Semifinals
Jul 25
Francesca Parcelli
W50 Horb · Quarterfinals
Jul 24
Margaux Rouvroy
W50 Horb · 2nd Round
Jul 23
Fiona Ganz
W50 Horb · 1st Round
Jul 22
Alicia Herrero Linana
W50 Darmstadt · 1st Round
Jul 15
Alicia Herrero Linana
W50 Oldenzaal · 1st Round
Aug 26
Hanne Vandewinkel
W100 Landisville · 2nd Round
Aug 7
Malaika Rapolu
W100 Landisville · 1st Round
Aug 5
Lilli Tagger
Athens WTA
Jul 12
Artemis Aslanisvili
Athens WTA
Jul 11
Carolina Kuhl
W35 Buzau · 2nd Round
Jul 8
Nicole Gadient
W35 Buzau · 1st Round
Jul 7
Aurora Zantedeschi
W35 Aix-les-Bains · Semifinals
Jul 4
Win rate
Matches, sets and games won · Last 12 months · 37–56 matches
| Metric | Nilsson | Sieg |
|---|---|---|
| Matches won | 62% | 55% |
| Sets won | 62% | 54% |
| Games won | 54% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Nilsson | Sieg |
|---|---|---|
| Finals | 1 | 0 |
| ITF W35 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Nilsson | Sieg |
|---|---|---|
| Clay | 1 | 0 |
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